Reportable Segments - Schedule of Revenue by Reportable Segment (Details) - USD ($) $ in Thousands |
3 Months Ended | 12 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Dec. 31, 2015 |
Sep. 30, 2015 |
Jun. 30, 2015 |
Mar. 31, 2015 |
Dec. 31, 2014 |
Sep. 30, 2014 |
Jun. 30, 2014 |
Mar. 31, 2014 |
Dec. 31, 2015 |
Dec. 31, 2014 |
Dec. 31, 2013 |
|
| Segment Reporting Information [Line Items] | |||||||||||
| Revenues | $ 60,906 | $ 101,133 | $ 69,319 | $ 66,162 | $ 73,202 | $ 118,338 | $ 80,885 | $ 74,184 | $ 297,520 | $ 346,609 | $ 318,221 |
| Gross profit | $ 5,125 | $ 33,044 | $ 7,732 | $ 1,374 | $ 12,488 | $ 47,496 | $ 13,384 | $ 7,526 | 47,275 | 80,894 | 94,190 |
| Operating expenses | 102,074 | 58,564 | 47,198 | ||||||||
| Operating income (loss) | (54,799) | 22,330 | 46,992 | ||||||||
| Commercial Aviation Services | |||||||||||
| Segment Reporting Information [Line Items] | |||||||||||
| Revenues | 160,885 | 177,261 | 179,955 | ||||||||
| Gross profit | 31,867 | 47,283 | 56,964 | ||||||||
| Global Defense and Security | |||||||||||
| Segment Reporting Information [Line Items] | |||||||||||
| Revenues | 105,158 | 154,057 | 125,558 | ||||||||
| Gross profit | 8,123 | 29,483 | 33,198 | ||||||||
| Manufacturing & MRO | |||||||||||
| Segment Reporting Information [Line Items] | |||||||||||
| Revenues | 31,477 | 15,291 | 12,708 | ||||||||
| Gross profit | $ 7,285 | $ 4,128 | $ 4,028 | ||||||||